infixvt.把...嵌入；把...插入n.中缀；插入词INFabbr.步兵团(=infantry)abbr.不定式(=infinitive)abbr.中程核力量(=intermediate-range nuclear forces)infiltrating area渗透面积infiltrating rate入渗率infiltration area渗透区,地下水补给区infarct expansion梗塞区伸展infundibulopelvic[医] 漏斗骨盆的infundibulum nasi鼻腔筛漏斗inflight refueler空中加油机infaunal organism内生动物群生物infelection point弯曲点:测支气管阻塞的曲线infiltration vein渗成脉